What foundation repair costs in Dallas, and why two bids can differ by thousands

The short answer on price

At FCS Foundation & Concrete we publish our ranges: a typical Dallas home repair runs about $3,300 to $8,500, with an average project around $5,200, and each pier costs roughly $1,000 to $3,500 depending on the method and depth. Minor settlement can be corrected in the low thousands, while a severe full-perimeter lift on a large home can reach $15,000 to $30,000 or more. The only way to know where your house falls is an elevation survey, which we do for free.

I am a structural analyst, which means I am the person who measures the house and writes the estimate. I get asked about price before almost anything else, and I understand why. Nobody budgets for foundation work. What I want you to take from this guide is not a number but the ability to read any foundation bid, ours or anyone else's, and know whether it makes sense for your house.

Why a foundation bid is mostly a pier count

A slab repair is priced by the pier, so the single biggest driver of the total is how many piers the house needs. That count comes from the elevation survey. I take readings across the floor, map where the slab has dropped, and place piers under the sections that need support, usually along the perimeter and sometimes under interior beams. A corner that has settled might need a handful. A house where the whole front edge has dropped needs many more.

This is also where bids diverge. Two companies can look at the same house and propose very different counts because one is supporting only the worst corner and the other is stabilizing the full side that is moving. Neither number is automatically right. What matters is whether the count is tied to the measurements, and whether the company will show you those measurements.

Timing matters here too. Our Dallas page notes that early repair typically needs fewer piers, and that matches my experience. Settlement on North Texas clay rarely reverses on its own, and every season the slab keeps moving, the affected area tends to grow. A homeowner who calls when the first door starts to bind usually gets a smaller estimate than one who waits until the brick has opened along a whole wall.

What moves the number up or down

Beyond the pier count, three other factors shape the price, and together they explain most of the difference between a modest repair and a large one. Our Dallas pricing page lists them in this order of impact, and it matches what I see in the field. Related repairs sit on top of those four.

• Number of piers: the biggest factor, set by how much of the slab has moved
• Pier method and depth: steel push piers and bell-bottom piers cost more than pressed concrete, and deeper stable soil means more material
• Access: piers under the interior of a slab cost more than piers along an open exterior wall, because floors have to be opened and restored
• Scope: a few piers at one settling corner is a very different job from stabilizing the full perimeter
• Related work: drainage correction, an under-slab plumbing repair or crawl space work, when the cause of the movement has to be fixed too

Pier types and what they mean for the bill

We use five pier methods, and the method changes the per-pier cost. Pressed concrete piers, pre-cast cylinders pressed in under the weight of the house, are the cost-effective choice for typical slab settlement on our clay. Steel push piers are driven hydraulically to load-bearing strata and cost more, and they suit heavier structures or deep, unstable clay. Drilled concrete piers and bell-bottom piers are poured in place for higher loads, and a hybrid system combines steel and concrete when the soil changes across the footprint.

A higher-priced method is not automatically a better repair for your house. The right pier depends on the soil, the weight of the structure and how deep the stable layer is. I go through the tradeoffs in detail in my guide to steel versus concrete piers, but the short version is this: ask any company why it chose its method for your house, not in general.

Why the cheapest bid is often the most expensive one

Our own pricing page warns that unusually low quotes may under-pier a home, and I see the result of that regularly. A house gets a few piers at the worst corner, the cracks close for a while, and then the next section over keeps dropping because nothing is holding it. The homeowner pays twice, and the second company has to work around piers it did not install.

The other way a low bid costs more is when it ignores the cause. If a leaking drain line under the slab or a downspout dumping at a corner moved the house, lifting the slab without fixing that source leaves the soil changing under the new piers. That is why our estimates include drainage or plumbing work when the evidence points to it, and why a quote that is only piers deserves a question.

On paper, a bid that is too thin usually has a few tells. The pier count is round and small, there is no elevation map attached, the pier type is not named, and the warranty is described in one line with no terms. None of those prove the company is wrong, but each one is a reason to ask for more before you sign anything.

Costs people forget to ask about

A foundation estimate covers the structural work. It does not usually cover everything you will spend to get the house back to normal, and I would rather you plan for that now than be surprised later.

Drywall and brick that cracked while the house was moving may need cosmetic repair after the lift. Our FAQ recommends waiting 8 to 12 weeks after the work, depending on how much was done, before you patch and paint, so the structure has time to settle into its new position. Interior piers mean flooring in those spots has to be lifted and replaced. And our warranty requires a passing plumbing test from a licensed plumber, so budget for that test if you do not already have one.

• Cosmetic drywall, brick and paint repair after the structure settles
• Flooring removal and replacement where interior piers are needed
• A plumbing test by a licensed plumber, required for warranty work
• Drainage or downspout changes if water is part of the cause
• Permit fees, which vary by city; many cities in the area require permits for structural foundation work, and we handle the permitting

Does insurance or financing change the math

Usually insurance does not pay for this. The Texas Department of Insurance notes that companies will not pay for damage that happens over time, and clay soil settling is the kind of slow movement that standard policies typically exclude. The exception worth asking about is damage caused by a plumbing leak, which some Texas policies cover through a specific endorsement. Before you assume either way, call your agent, and if you want someone to read the policy with you, a property and casualty agent like Aaron Husman can tell you what your form actually says. This is general information, not insurance advice.

Financing is the other lever. We offer plans through a lending partner, including promotional 0% APR terms and longer fixed-rate terms, and checking your rate is a soft credit pull that does not affect your score. One caution from our own financing page: on a promotional plan, interest is charged from the purchase date if the balance is not paid in full within the promo period. Read that line before you choose a term.

How to compare two estimates side by side

When you have bids in hand, put them in a table rather than comparing the totals. The total is the least informative number on the page. If you are still deciding who to invite out, my list of questions to ask a foundation company before hiring will help you screen them first.

• Pier count, and the elevation readings that justify it
• Pier method and the stated depth or bearing target
• Interior versus exterior piers, and who restores the floors
• Whether drainage or plumbing work is included or excluded
• Warranty length, what it covers, and what voids it
• Who does the work: in-house crews or subcontractors

Getting a real number for your house

Ranges are useful for planning, but your house has one number, and it comes from measuring. Our evaluation is free and carries no obligation. I take the elevation survey, look at the drainage and the interior signs, and explain what the readings mean. If repair is warranted, you get a written, itemized estimate with the method, pier count, price and financing options, usually the same day and always within 24 hours.

If the movement is minor or drainage alone will settle it down, I tell you that and put it in writing. A lot of the calls I go on end there, and some homeowners save the cost of piers by fixing water first, which I cover in what you can do yourself about foundation movement. If you are still trying to decide whether what you see is a foundation problem at all, start with my guide to cracked brick and sticking doors.

Questions people ask me